{"id":"CVE-2016-6253","aliases":["EUVD-2016-7183","GHSA-8rmq-jwcc-5rg4"],"status":"published","title":"mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to...","description":"mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on the target system via a symlink attack on the user mailbox.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03534,"percentile":0.89343,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-59"],"published":"2017-01-20T15:00:00Z","modified":"2026-06-17T00:50:41Z","exploits":[{"source":"exploitdb","id":"EDB-40141","title":"NetBSD - 'mail.local(8)' Local Privilege Escalation","type":"local","platform":"bsd","date":"2016-07-21","verified":true,"url":"https://www.exploit-db.com/exploits/40141"},{"source":"exploitdb","id":"EDB-40385","title":"NetBSD - 'mail.local(8)' Local Privilege Escalation (Metasploit)","type":"local","platform":"netbsd_x86","date":"2016-09-15","verified":true,"url":"https://www.exploit-db.com/exploits/40385"},{"source":"metasploit","id":"exploit/unix/local/netbsd_mail_local","title":"NetBSD mail.local Privilege Escalation","type":"exploit","platform":"Unix","date":"2016-07-07","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/unix/local/netbsd_mail_local"}],"products":[{"vendor":"netbsd","product":"netbsd"}],"references":[{"url":"http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2016-006.txt.asc","tags":["vendor-advisory","x_refsource_NETBSD","x_transferred","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/138021/NetBSD-mail.local-8-Local-Root.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/40141/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/40385/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/92101","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://akat1.pl/?id=2","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://www.securitytracker.com/id/1036429","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.rapid7.com/db/modules/exploit/unix/local/netbsd_mail_local","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-6253"},{"url":"https://www.exploit-db.com/exploits/40141"},{"url":"https://www.exploit-db.com/exploits/40385"},{"url":"https://github.com/advisories/GHSA-8rmq-jwcc-5rg4"}],"sources":{"cve":[{"id":"CVE-2016-6253","description":"mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on the target system via a symlink attack on the user mailbox.","status":"published","published":"2017-01-20T15:00:00Z","modified":"2024-08-06T01:22:20.8Z","updated_at":"2026-11-02T14:33:34.443637Z"}],"euvd":[{"id":"EUVD-2016-7183","description":"mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on the target system via a symlink attack on the user mailbox.","status":"published","published":"2017-01-20T15:00:00Z","modified":"2024-08-06T01:22:20Z","updated_at":"2026-11-03T02:22:39.91691Z"}],"ghsa":[{"id":"GHSA-8rmq-jwcc-5rg4","title":"mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to...","description":"mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on the target system via a symlink attack on the user mailbox.","status":"published","published":"2022-05-17T03:03:11Z","modified":"2025-04-20T03:32:27Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T15:01:39.626411Z"}],"nvd":[{"id":"CVE-2016-6253","description":"mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on the target system via a symlink attack on the user mailbox.","status":"published","published":"2017-01-20T15:59:00.567Z","modified":"2026-06-17T00:50:41.93Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:03:35.029632Z"}]}}